Modscraper Modscraper Minecraft
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Tpsum

Mod

by Sixik

Performance optimization mod improves mob spawning, biome lookup, worldgen allocations, and task loop hot paths.

Type

Mod

CurseForge Downloads

12,485

CurseForge ID

1406450

Last Updated

Jul 17, 2026

Description

Tpsum is a small, performance-focused optimization mod for Minecraft (Forge/NeoForge).
It targets hot paths that are executed extremely often during normal gameplay (server tick, mob spawning, biome lookup, and worldgen), aiming to reduce CPU time and avoidable allocations/GC pressure.

⚠️ No new content - Tpsum only improves performance.

Highlights

  • Mob spawning (NaturalSpawner) optimizations
    • faster spawn checks and fewer expensive calls in the spawn hot path
  • Faster biome lookup
    • cached noise-biome source and small math hot-path improvements
  • Reduced worldgen allocations
    • pooled feature placement context to lower GC load
  • Task loop improvements
    • optimized BlockableEventLoop queueing/counting for high task throughput

More details / technical breakdown

All optimizations, behavior notes, and profiling details are documented in the GitHub repository:

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